SONJA LEITER-CALKINS M.S.,CCC-SLP
NPI 1376868885
Speech-Language Pathologist in Washington, DC

Q: What is Sonja Leiter-calkins's NPI number?

The NPI number for Sonja Leiter-calkins is 1376868885. It was assigned to this individual provider in the NPPES registry on March 29, 2010. The provider is also known as Sonja Calkins.

Q: What is Sonja Leiter-calkins's specialty?

The primary specialty registered for this NPI is Speech-Language Pathologist with taxonomy code 235Z00000X.

Active since March 29, 2010

3800 RESERVOIR RD NW, WASHINGTON, DC 20007(202) 444-1480 Get Directions Write a Review

NPPES record last updated: March 29, 2010. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About Sonja Leiter-calkins M.s.,ccc-slp NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

SONJA LEITER-CALKINS M.S.,CCC-SLP (NPI 1376868885) is an individual speech-language pathologist provider in Washington, District Of Columbia and active in the NPI registry since March 2010.

NPPES Registry Identity

NPI1376868885

Entity TypeIndividualFemale

Primary Taxonomy235Z00000X

Provider Legal NameSONJA LEITER-CALKINSCredential: M.S.,CCC-SLP

Location Address3800 RESERVOIR RD NWWashington, DC 20007-2113

Mailing Address3800 Reservoir Rd NwWashington, DC 20007-2113 · (202) 444-1480

Phone(202) 444-1480

Sole ProprietorNo

Enumeration DateMarch 29, 2010

✔ NPI 1376868885 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpeech-Language PathologistSpeech, Language and Hearing Service Providers

Taxonomy Code235Z00000X

Definition

The speech-language pathologist is the professional who engages in clinical services, prevention, advocacy, education, administration, and research in the areas of communication and swallowing across the life span from infancy through geriatrics. Speech-language pathologists address typical and atypical impairments and disorders related to communication and swallowing in the areas of speech sound production, resonance, voice, fluency, language (comprehension and expression), cognition, and feeding and swallowing.

3800 RESERVOIR RD NW, Washington, DC 20007

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Other Names 1

Other Name (5)Sonja Calkins

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. KAUSTUBH SUBHASH YADWADKAR M.D.

Radiology (Diagnostic Radiology)

3800 RESERVOIR RD NW, CG201
WASHINGTON, DC 20007

District of Columbia (304) 206-7595

FRED MO MD

Orthopaedic Surgery (Orthopaedic Surgery of the Spine)

3800 RESERVOIR RD NW
WASHINGTON, DC 20007

District of Columbia (202) 444-8766

SEBLE YIRGA

Nurse Practitioner (Family)

3800 RESERVOIR RD NW
WASHINGTON, DC 20007

District of Columbia (202) 444-7265

ARLETTE THOMPSON-PILE

Physical Therapy Assistant

3800 RESERVOIR RD NW, PHYSICAL MEDICINE AND REHBAILITATION DEPARTMENT
WASHINGTON, DC 20007

District of Columbia (202) 444-3689

JENNA ELIZABETH HOROWITZ

Physician Assistant (Surgical)

3800 RESERVOIR RD NW, NEUROSURGERY DEPARTMENT
WASHINGTON, DC 20007

District of Columbia (202) 444-2000

HALEY SWANSON FOSTER M.D.

Radiology (Vascular & Interventional Radiology)

3800 RESERVOIR RD NW
WASHINGTON, DC 20007

District of Columbia (202) 444-5022

SOPHIA RIZVI MD

Radiology (Radiation Oncology)

3800 RESERVOIR RD NW
WASHINGTON, DC 20007

District of Columbia (202) 444-2000

CLAIRE DALBY MD

Student in an Organized Health Care Education/Training Program

3800 RESERVOIR RD NW
WASHINGTON, DC 20007

District of Columbia (202) 444-7106

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Sonja Leiter-calkins's NPI number?

The NPI number for Sonja Leiter-calkins is 1376868885. It was assigned to this individual provider in the NPPES registry on March 29, 2010. The provider is also known as Sonja Calkins.

Where is Sonja Leiter-calkins located?

Sonja Leiter-calkins practices at 3800 Reservoir Rd NW, Washington, DC 20007. The listed phone number is (202) 444-1480.

What is Sonja Leiter-calkins's specialty?

The primary specialty registered for this NPI is Speech-Language Pathologist with taxonomy code 235Z00000X.

When was this NPI record last updated?

The NPPES record for Sonja Leiter-calkins was last updated on March 29, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.